Petroleum Pump System Operators, Refinery Operators, and Gaugers salary in Maryland
Petroleum Pump System Operators, Refinery Operators, and Gaugers in Maryland earn a median of $78,580 a year ($37.78 an hour), based on BLS data for 90 workers.
Pay ranges from $48,280 for the lowest-paid 10% to $101,800 for the top 10%. That is 19% lower than the national median of $96,710. Maryland ranks 28th of 42 states for petroleum pump system operators, refinery operators, and gaugers pay. There are 0.03 petroleum pump system operators, refinery operators, and gaugers per 1,000 jobs here — the job is less common than nationally (location quotient 0.16). The average (mean) salary is $78,090, close to the median.
Pay range for petroleum pump system operators, refinery operators, and gaugers in Maryland
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $48,280 | $23.21 |
| 25th percentile | $66,260 | $31.86 |
| Median | $78,580 | $37.78 |
| 75th percentile | $100,980 | $48.55 |
| 90th percentile (top earners) | $101,800 | $48.94 |
| Average (mean) | $78,090 | $37.55 |
Half of petroleum pump system operators, refinery operators, and gaugers earn more than the median and half earn less. Percentiles show the spread: 10% earn less than the 10th percentile, and 10% earn more than the 90th.
Median paycheck, before taxes
| Pay period | Amount |
|---|---|
| Monthly | $6,548.33 |
| Semi-monthly (24 a year) | $3,274.17 |
| Biweekly (26 a year) | $3,022.31 |
| Weekly | $1,511.15 |
| Hourly | $37.78 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Petroleum Pump System Operators, Refinery Operators, and Gaugers salary in cities in Maryland
| Metro area | Median salary | Workers |
|---|---|---|
| Philadelphia-Camden-Wilmington, PA-NJ-DE-MD | $105,580 | 590 |
| Baltimore-Columbia-Towson, MD | $86,240 | 40 |
Highest-paying states for petroleum pump system operators, refinery operators, and gaugers
| State | Median salary |
|---|---|
| Alaska | $124,530 |
| Louisiana | $106,640 |
| Utah | $105,980 |
| Ohio | $105,150 |
| New Jersey | $104,540 |
| Washington | $103,620 |
| California | $103,250 |
| Illinois | $102,890 |
| Minnesota | $101,910 |
| Kansas | $101,880 |
See Petroleum Pump System Operators, Refinery Operators, and Gaugers pay in every state.
Related jobs in Maryland
| Job | Median salary | Hourly |
|---|---|---|
| Water and Wastewater Treatment Plant and System Operators | $61,870 | $29.75 |
| Stationary Engineers and Boiler Operators | $85,240 | $40.98 |
| Power Plant Operator | $111,260 | $53.49 |
| Chemical Plant and System Operators | $95,150 | $45.75 |
| Plant and System Operators, All Other | $81,890 | $39.37 |
| Gas Plant Operator | $102,950 | $49.49 |
| Power Distributors and Dispatchers | $113,660 | $54.64 |
| Miscellaneous Assemblers and Fabricators | $45,450 | $21.85 |
| First-Line Supervisors of Production and Operating Workers | $78,520 | $37.75 |
| Inspectors, Testers, Sorters, Samplers, and Weighers | $61,790 | $29.71 |
| Laundry and Dry-Cleaning Workers | $34,710 | $16.69 |
| Packaging and Filling Machine Operators and Tenders | $43,670 | $21.00 |
| Welders, Cutters, Solderers, and Brazers | $60,310 | $29.00 |
| Baker | $37,040 | $17.81 |
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 51-8093. Wages include base pay, tips, commissions and shift pay, but not overtime, bonuses or benefits, and exclude the self-employed.
Frequently asked questions
How much does a petroleum pump system operators, refinery operators, and gaugers make in Maryland?
The median salary for petroleum pump system operators, refinery operators, and gaugers in Maryland is $78,580 a year, or $37.78 an hour. Pay ranges from $48,280 for the lowest-paid 10% to $101,800 for the top 10%.
How much do the highest-paid petroleum pump system operators, refinery operators, and gaugers make in Maryland?
The top 10% of petroleum pump system operators, refinery operators, and gaugers in Maryland earn at least $101,800 a year. The top 25% earn $100,980 or more.
What is the starting pay for petroleum pump system operators, refinery operators, and gaugers in Maryland?
Entry-level pay (the 10th percentile) is about $48,280 a year, and a quarter of petroleum pump system operators, refinery operators, and gaugers earn $66,260 or less.
How many petroleum pump system operators, refinery operators, and gaugers work in Maryland?
About 90 petroleum pump system operators, refinery operators, and gaugers are employed in Maryland, not counting the self-employed.